Opposition legislator Raymond Chan Chi-chuen being carried out of the chamber of the Legislative Council for disorderly conduct. In Hong Kong on May 28, 2020. (PARKER ZHENG / CHINA DAILY)

Security guards react to the stench of decayed plants after opposition legislator Ted Hui Chi-fung's (not in photograph) botched attempt to hurl the container at Legislative Council President Andrew Leung Kwan-yuen (not in photograph) in Hong Kong's Legislative Council on May 28, 2020. (PARKER ZHENG / CHINA DAILY)

Security guards stand around after covering up spilled contents of a container stuffed with decayed plants brought to the Legislative Council chamber by opposition legislator Ted Hui Chi-fung (not in photograph) in Hong Kong on May 28, 2020. (PARKER ZHENG / CHINA DAILY)

Firefighters called into the chamber of Legislative Council investigate after foul-smelling contents of a container brought into the chamber by opposition legislator Ted Hui Chi-fung (not in photograph) spilled. In Hong Kong on May 28, 2020. (PARKER ZHENG / CHINA DAILY)

Sanitation staff clean the chamber after foul-smelling contents of a container brought into the chamber by opposition legislator Ted Hui Chi-fung (not in photograph) spilled. In Hong Kong on May 28, 2020. (PARKER ZHENG / CHINA DAILY)